1. Etymology Study- Last week of October
Etymology study helps you spell challenging words. It helps you understand new, interesting words. It might make you a word nerd! 

2. Rad-ray (19th century English)
Etymology Study
Rad-ray (19th century English)
Radiating
Radius
Radical
Radiolucent

3. Exercise Abscise Criticise Precise
Etymology Study
Cise- cut (Latin)
Exercise
Abscise
Criticise
Precise

4. Quadrilateral Quadruplets Quadrangles quads
Etymology Study
Quad- four (Latin)
Quadrilateral
Quadruplets
Quadrangles
quads

5. Octagon Octopus Octagonal octahedron
Etymology Study
Oct- eight (Greek)
Octagon
Octopus
Octagonal
octahedron

6. Etymology Study
Find the root word:
Reading
Writing
Mathematics
scientist

7. Etymology Study
Find the root word:
Reading
Writing -write
Mathematics
Scientist -science